????:1?????:??????

2?????

3???????app????

4????????

5??????

???11?????????????????????29???? (?????????????? ?)????28???????????,??50??,???????????

?????????????????????“??”??,??????,????,??????,????????,?????“????”,??“???????????”???????????????????;??????????“??????”,?????“??????”?????????????????

??11??????????????28????????????,??????????????????????? ????????????????????????????????????????? ????????????

??????“??????”“?”???????????????????????????????,??,????????????????,??????????????,????

??11????????????28??,??????????????????(??)?????(??????????????????????????????????)?“????????????????????????”???????????????????? ?? ? ?

?????,????????,????????????????????,??????????,??,??????????

??????????,??????????,?????,???????????,????????????????????????(??????????)

??:???????????